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G.M. Roth Design Remodeling
12 Murphy Drive, Unit G
Nashua NH, 03062
603-421-6631
Monday - Friday: 10am - 5pm
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Create a Beautiful,
Seamless New Space

If you have a vision for your home, G.M. Roth Design Remodeling can take that dream and turn it into a reality! We’ve transformed thousands of homes across southern New Hampshire and northeastern Massachusetts, creating new spaces, enhancing existing rooms and dramatically increasing curb appeal for homeowners across the region.

What can we do to turn your home into a dream home? Here are just some of the addition services we offer:

G.M. Roth Design Remodeling

Modern Designs

Contemporary trends in outdoor living have transformed the way homeowners enjoy their exterior spaces. Stylish decks, inviting porches, and elegant porticos can enhance both the beauty and functionality of your home. Whether you’re looking for a spacious deck for entertaining, a cozy porch for relaxing, or a stately portico to elevate your home’s entrance, modern designs offer endless possibilities.
Check out our Deck, Porch, and Portico Trends/Ideas page to discover the latest in outdoor living and exterior remodeling.

G.M. Roth Design Remodeling

Practical & Comfortable

Expanding your outdoor living space has never been easier. G.M. Roth Design Remodeling will oversee every aspect of your deck, porch, or portico project, ensuring a seamless and functional addition to your home. From structural design and durable materials to expert craftsmanship and elegant finishes, we create outdoor spaces that are both practical and inviting.
Whether you want a spacious deck for entertainment, a cozy porch for relaxation, or a stylish portico to enhance your home’s entrance, we’ll bring your vision to life with quality and care.

G.M. Roth Design Remodeling

Prompt, Efficient Service

We understand that adding a deck, porch, or portico can temporarily disrupt your daily routine. That’s why G.M. Roth Design Remodeling works efficiently to minimize any inconvenience. Our expert crew completes your outdoor project with precision and care, ensuring your new space is ready as quickly as possible—without compromising quality or attention to detail.

As with all of our services, every product we use is backed by an industry-leading warranty and installed by fully licensed, factory-trained professionals. Let us transform your outdoor space into a beautiful, functional extension of your home.

Design/Build for Discerning Homeowners

G.M. Roth Design Remodeling specializes in creating additions which integrate seamlessly with your home’s existing footprint. Our streamlined design/build process gives you full input in the design, plus quality engineering with no hidden costs and a single point of contact for the duration of the project.

We design and build room additions you will be proud to showcase. Our workmanship will honor the investment you are making and add value to your home for decades to come. Over the past 30 years, G.M. Roth Design Remodeling has executed some of the most beautiful additions found in the region, and exceeded the expectations of even the most discerning customers.

Benefits of a Home Addition

  • Add to your home’s usable square footage
  • Have room to house guests and extra family members
  • Potentially add value to your home
  • Save on the expense and hassles of moving to a different home

Our home additions have won dozens of awards over the years, including Cornerstone Awards and GuildMaster Awards. We’d love to be able to make your project our next award-winning design!

  • Room Additions
  • Kitchen Additions
  • Bathroom Additions
  • Sunrooms
  • Decks & Porches

Ready to Get Started?

G.M. Roth Design Remodeling is ready to deliver on your dream of the perfect bathroom. Call us today at 603-421-6631 to schedule an in-home consultation with one of our award-winning designers. We look forward to working with you!

G.M. Roth Design Remodeling
Our Services
Kitchens

Kitchens

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Bathrooms

Bathrooms

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Design/Build

Design/Build

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Customer Pledge

We pride ourselves in the fact that more than half of our projects come by way of referral from previous clients! Because we appreciate your trust and confidence, and because your satisfaction is central to our core values, we pledge to:

  • Construct your project using quality, up-to-date materials and construction techniques.
  • Communicate with you honestly and fairly
  • Provide detailed specifications.
  • Treat you and your property with respect.

We want you to be delighted with our work, and will make every effort to see that you are.

Guild Quality’s 2025 Guildmaster Awards Honors G.M. Roth Design Remodeling with the designation Guildmaster with Distinction

G.M. Roth Design Remodeling of Nashua, NH received the 2025 Guildmaster with Distinction award from Guild Quality for demonstrating exceptional customer service!

Our Staff
Senior Management Team
Gerry Roth, CGR,CAPS, MASS, CSL
President
Dean Rascoe
Director of Sales and Marketing
5 years of service
Taylor Barry
Accounting/Office Manager
5 years of service
Spencer Roth, CAPS, Mass. CSL
Director of Production
5 years of service
HEATH COXALL, MASS. CSL
DIRECTOR OF OPERATIONS
View All Our Staff

Customer Testimonials

Customer satisfaction is the cornerstone of our success since our founding in 1986. We pride ourselves in the fact that more than half of our new projects come by way of referral from previous clients! Read more about our Customer Pledge

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Gerry Roth
Gerry Roth, CGR,CAPS, MASS, CSL
President
GRoth@gmroth.com
  • Certified Graduate Remodeler
  • Certified Aging In Place, Designate Secretary Of The NH BBB
  • Past President Of New Hampshire Home Builders & Remodelers Association (NHHBRA)
  • Licensed Massachusetts Construction Supervisor

While Gerry contributes in many ways to the business he founded over 35 years ago, his leadership is most evident in the form of taking clients’ input and converting it to reality in their homes. In addition to supporting and directing design team members on their projects, Gerry spends most of his time working on Design Build projects, using his knowledge of construction techniques and well developed design skills to guide clients from initial consultation through project development and on to project completion. Many of Gerry’s projects have won industry awards and accolades over the years. Gerry also takes an active leadership role in the construction industry, working with other business leaders to improve our ability to serve homeowners.

Dean Rascoe
Dean Rascoe
Director of Sales and Marketing
5 years of service
DRascoe@gmroth.com
  • Marketing Degree From The School Of Business At The University Of Massachusetts

Dean has delivered consistent results in sales and marketing leadership positions in diverse markets. He is responsible for driving and managing the continued growth of the company while ensuring excellent client service. He is focused on exceeding client expectations. His extensive sales and marketing experience combined with his passion for remodeling allow him to utilize his unique skill set to ensure G.M. Roth continues to deliver client dreams while building long-term relationships. He enjoys running, playing soccer and golfing with his wife and two daughters.

Taylor Roth
Taylor Barry
Accounting/Office Manager
5 years of service
TBarry@gmroth.com
  • BS In Corporate Finance & Accounting From Bentley University; Minor In Psychology

Taylor has over seven years of accounting experience in various industries – banking, publishing and remodeling. Math has always been her strong suit and she loves nothing more than when things balance. At G.M. Roth, Taylor is responsible for preparing and maintaining the financial statements while overseeing all billing, invoicing, accounts payable, payroll and financial reporting functions. She also is the Human Resources Administrator, handling employee benefits and onboarding. In her free time she enjoys reading, spinning, hiking, and traveling.

Spencer Roth
Spencer Roth, CAPS, Mass. CSL
Director of Production
5 years of service
SJRoth@gmroth.com
  • BS In Civil Engineering From Northeastern University, Massachusetts Supervisor License, EPA/HUD RRP Certified Renovator, Certified Aging In Place

Spencer worked as a Civil Engineer after school, before joining the family business, and prides himself in ensuring projects run as smoothly as possible, end on schedule, and surpass client expectations. Enhancing the lives of others by producing remodeling projects of the highest quality is his goal, each and every day. In his limited personal time, Spencer plays hockey and golf and enjoys live music. He has become a very reliable part of the team, who has proven to be an innovative professional while retaining a spirited character. He has a good sense of humor and can make others smile while getting the job done.

Heath Coxall
HEATH COXALL, MASS. CSL
DIRECTOR OF OPERATIONS
HCOXALL@GMROTH.COM
  • BA In Communications From Worcester State University
  • Massachusetts Construction Supervisor License
  • EPA/HUD RRP Certified Renovator
  • OSHA 10

Heath has a proven track record of success leading teams of sales and production personnel in various industries over the last 25 years. He has an extensive background in construction, emergency restoration, reconstruction, and sales. He is responsible for removing obstacles and barriers, which allows the sales and production teams to achieve their goals. In his free time Heath enjoys spending time with his 4 children, wife, and dog while hiking Acadia National Park and other local trails.